ViewSonic VSXXXXX service manual Power Board

8.2 Power Board
!	1
	BD901	+
GBU408
3			2
		-
	4				+
!					C905	C938
					67G315Z12115K	1500PF2KV
					120uF450V	NC
		C904
		0.22UF275V			!
	2	3
			L901
			27mH
	1	4					IC901
!					!	1	CT	HV	8
						2			7
							COMPNC
						3			6
						4	CS VCC		5
					C940		GNDOUT
					0.047uF		LD7576
		C903
		0.22UF275V
	R902		R901
	1M 1/4W 5%		1M 1/4W 5%
					NR901
					NTCR
					bom change
					2008-08-20
					C928
					0.01uF
					F901
	!	!		!	FUSE
C902			C901
1000pF			1000pF
	3				!
	2		1
	CN901
	SOCKET

	GND2			GND1			HS3
	GND			GND			HEAT SINK(D906)
1		1			1
2			2			2

100 OHM 1/4WR918

L904

100 OHM 1/4WR919

Coil

+16V

C912

100 OHM 1/4WR920

0.001uF

ZD902

+

+

!

D906

C917

C918

TZX18B

FB902 80OHM

2

680uF25V

FMX-12SL

680uF25V

3

1

Q903

1

2

4

T901

KTD1028

R943

POWER X'FMR

470R 1/8W 5%

R904

R935 100 OHM 1/4W

R946

C932

R939

8.2K OHM 1/4W

R903

5

8

1K 1/8W 5%

C906

100K OMH 2W +-5%

7

R961 100 OHM 1/4W

L903

100OHM 2W

0.001uF

R905

1500PF2KV

C929

F903

8.2K OHM 1/4W

6

9

R962 100 OHM 1/4W0.001uF

1

10

Coil

+5V

D901

12

FUSE

FR103

3

+

R924

+

11

C939

100R 1/8W 5%C915

0.1uF

C907

R909

C908

D900

1000uF/25V

470uF/16V

R940

+

3.3 OHM 1/4W

D907

22uF 50V

FR107

31DQ06FC3

NC

Q901

IC903

1

R927

STP10NK70ZFP

PC123X2YFZOF

D903

IN4148

!

C937

R925

FB901

10K 1/10W 1%

100pF/2KV

BEAD

R910

NC

4

1

1K 1/8W 5%

R949 100 OHM 1/4W

10R 1/4W 5%

!

3

2

2

R950 100 OHM 1/4W

C935

0.001uF

R938

R951 100 OHM 1/4W

10K 1/8W 5%

C924

0.1uF

R912		C921	R926
220 OHM 1/4W		1000pF 250V		2
	R914		1K 1/10W 1%
			3	1
C909	0.39 OHM 2W +-5%		IC904
			KIA431A-AT/P
220pF
				D908						R930
		C900		SP1060
										9K1 1/10W 1%
		3300pF 250V
										L906
									CHANGE	2.2uH
NC	CN903								JUMP WIRE
+16V	1						L905
	2
										F902
	3		CN902
	4						Coil
			1								+5V1
	CONN									FUSE
			2
REV:B ADD			3		+	+				C930
CN903(USB 称ノ)		+5V	4							0.1uF
		DIM	5	C916	C934
		ON/OFF	6
			7	1000uF/25V	NC
		PID	8
		C931	9
		0.1uF	10
			11
			12
			13
HS2	HS1		CONN
HEAT SINK(D908)	HEAT SINK(Q901)	VOL
1	1	MUTE
2	2
		+5V1		T P V ( Top Victory Electronics		Co . , Ltd. )	OEM MODEL	VSC		Size	Custom
				絬 隔 瓜 絪 腹	G2824-C-5-X-3-081111		TPV MODEL			Rev	C
				Key Component	03.POWER		PCB NAME	715G2824-C-5		称爹	ODM MODEL
				Date	Saturday , Nov ember 15, 2008		Sheet	3	of 4

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